Railroad police or railway police are people responsible for the protection of railroad properties, facilities, revenue, equipment, and personnel, as well as carried passengers and cargo. Railroad police may also patrol public rail transit systems. Their exact roles differs from country to country. In some countries, railroad police are no different from any other police agency, while in others they are more like security police. Some are given extensive additional authority, while those in other jurisdictions are more restricted.
Special police usually describes a police force or unit within a police force whose duties and responsibilities are significantly different from other forces in the same country or from other police in the same force, although there is no consistent international definition. A special constable, in most cases, is not a member of a special police force (SPF); in countries in the Commonwealth of Nations and often elsewhere, a special constable is a voluntary or part-time member of a national or local police force or a person involved in law enforcement who is not a police officer but has some of the powers of a police officer.
The Metropolitan Police Department of the District of Columbia (MPDC), more commonly known as the Metropolitan Police Department (MPD), the DC Police, and, colloquially, the DCPD, is the primary law enforcement agency for the District of Columbia, in the United States. With approximately 3,400 officers and 600 civilian staff, it is the sixth-largest municipal police department in the United States. The department serves an area of 68 square miles (180 km2) and a population of over 700,000 people. Established on August 6, 1861, the MPD is one of the oldest police departments in the United States. The MPD headquarters is at the Henry J. Daly Building, located on Indiana Avenue in Judiciary Square across the street from the District of Columbia Court of Appeals and the Superior Court of the District of Columbia. The department's mission is to "safeguard the District of Columbia and protect its residents and visitors with the highest regard for the sanctity of human life". The MPD's regulations are compiled in title 5, chapter 1 of the District of Columbia Code.
The Tallahassee Police Department (TPD) is the municipal police for that provides public safety services for the city of Tallahassee, Florida, United States. Within the department, there are twelve primary divisions: The Chief of Police, Internal Affairs, Development Bureau, Investigations, Traffic Enforcement, Crime Analysis Unit, Public Information Office, Towing Administration, Property & Evidence, Operations Bureau, Technology, Records, and Special Operations.
The Florida Highway Patrol (FHP) is a division of the Florida Department of Highway Safety and Motor Vehicles. It is Florida's highway patrol and is the primary law enforcement agency charged with investigating traffic crashes and criminal laws on the state's highways.
The Maryland State Police (MSP), officially the Maryland Department of State Police (MDSP), is the official state police force of the U.S. state of Maryland. The Maryland State Police is headquartered at 1201 Reisterstown Road in the Pikesville CDP in unincorporated Baltimore County.
The Port Authority of New York and New Jersey Police Department, or Port Authority Police Department (PAPD), is a law enforcement agency in New York and New Jersey, the duties of which are to protect and to enforce state and city laws at all the facilities, owned or operated by the Port Authority of New York and New Jersey (PANYNJ), the bi-state agency running airports, seaports, and many bridges and tunnels within the Port of New York and New Jersey. Additionally, the PAPD is responsible for other PANYNJ properties including three bus terminals, the World Trade Center in Lower Manhattan, and the PATH train system. The PAPD is the largest transit-related police force in the United States.
As of 2020, more than 800,000 sworn law enforcement officers have been serving in the United States. About 137,000 of those officers work for federal law enforcement agencies.
The South Carolina Highway Patrol is the highway patrol agency for South Carolina, which has jurisdiction anywhere in the state except for federal or military installations. The Highway Patrol was created in 1930 and is an organization with a rank structure similar to the armed forces. The mission of the South Carolina Highway Patrol includes enforcing the rules and regulations in order to ensure road way safety and reducing crime as outlined by South Carolina law. The Highway Patrol is the largest division of the South Carolina Department of Public Safety and its headquarters is located in Blythewood. This department also includes the South Carolina State Transport Police Division, and the South Carolina Bureau of Protective Services.
The Federal Reserve Police Department (FRPD) is the law enforcement unit of the Federal Reserve System, the central banking system of the United States.
The New Mexico State Police (NMSP) is the law enforcement agency of the U.S. state of New Mexico. Administered by the New Mexico Department of Public Safety, it has jurisdiction anywhere in the state, often working in tandem with local and federal law enforcement. Founded in 1905, NMSP's official mission is to protect the lives, property and constitutional rights of the people of New Mexico.
Police departments in the University of California system are charged with providing law enforcement to each of the system's campuses.
The California State University police departments(CSUPD) (known within the California State University system as the Cal State Police or University Police) are the police departments of the California State University system. Their police officers are duly sworn peace officers of the State of California, as established by section 830.2(c) of the California Penal Code. There are a total of 23 campuses in the California State University system, each with their own police department. Each csu' police department has its own chain of command, however some of the policies are system-wide.
The Hillsboro Police Department (HPD) is the municipal law enforcement agency of the city of Hillsboro, Oregon, United States. It is a regionally accredited agency with 127 sworn officers on the force. As of June 2016, the chief is Lee Dobrowolski in a city of over 90,000 residents west of Portland, Oregon, in Washington County. With 169 employees as of 2014, the department is the second largest police force in the county and seventh largest in Oregon.
In the United States, a sheriff is the chief of law enforcement of a county. Sheriffs are usually either elected by the populace or appointed by an elected body.
The Cincinnati Police Department is the primary law enforcement agency of Cincinnati, Ohio. The department has 1,053 sworn officers and 119 non-sworn employees.
The King County Sheriff's Office (KCSO) is a local police agency in King County, Washington, United States. It is the primary law enforcement agency for all unincorporated areas of King County, as well as 12 cities and two transit agencies which contract their police services to the KCSO. KCSO also provides police and fire Aircraft Rescue and Fire Fighting to the King County International Airport. KCSO also provides regional-level support services to other local law enforcement agencies such as air support and search and rescue. The department has over 1,000 employees and serves 2.1 million citizens, over 500,000 of whom live in either unincorporated areas or the 12 contract cities.
The North Las Vegas Police Department (NLVPD) is the police department of the City of North Las Vegas in Clark County in southern Nevada.
The New York City Police Department (NYPD) is structured into numerous bureaus and units. As a whole, the NYPD is headed by the Police Commissioner, a civilian administrator appointed by the Mayor, with the senior sworn uniformed officer of the service titled "Chief of Department". The Police Commissioner appoints the First Deputy Commissioner as the department's second-in-command and the Chief of Department as the department's highest ranking uniformed officer. The commissioner also appoints a number of deputy and assistant commissioners who do not have operational command and are solely for support and administrative function. The department is divided into twenty bureaus, six of which are enforcement bureaus. Each enforcement bureau is further subdivided into sections, divisions, and units, and into patrol boroughs, precincts, and detective squads. Each bureau is commanded by a bureau chief. There are also a number of specialized units that are not part of any of the bureaus and report to the Chief of the Department.
The Milwaukee County Sheriff's Office is the principal law enforcement agency that serves Milwaukee County, Wisconsin. It provides law enforcement services for the county's freeways, the Milwaukee County Courthouse, the Milwaukee County Criminal Justice Facility and House of Corrections, the county-owned Milwaukee Mitchell International Airport, and the Milwaukee County Parks system, including all of the Milwaukee County lakefront, along with the county's few unincorporated sections.
